2L6, a 
Alex Aenssiz. 
Hibrary of the Museum 
OF 
COMPARATIVE ZOOLOGY, 
AT HARVARD COLLEGE, CAMBRIDGE, MASS. 
Founded by private subscription, in 1S6L. 
DDADILDO IO 
Deposited by ALEX. AGASSIZ. 
oo. 
No. 79 & 7. 
